Chapter 7 – Equilibrium
Sahay Sir > Question Answers > JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - 2019 > Chemistry > Chapter 7 - Equilibrium
Assertion : Solubility of AgCl in NH3(aq) is greater than in pure water. Reason : When AgCl dissolve in NH3(aq), complex ion [Ag(NH3)2]^+ formation takes place and solubility equilibrium of AgCl3 shifted in forward direction.
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Nov
Assertion : Solubility of AgCl in NH3(aq) is greater than in pure water. Reason : When AgCl dissolve in NH3(aq), complex ion [Ag(NH3)2]^+ formation takes place and solubility equilibrium of AgCl3 shifted in forward direction. Assertion : Solubility of AgCl in NH3(aq) is greater than in pure water. Reason : When AgCl dissolve in NH3(aq) [...]
Assertion : Solubility product of BaF2 will increase on dilution. Reason : Solubility of BaF2 will not change in changing temperature.
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Nov
Assertion : Solubility product of BaF2 will increase on dilution. Reason : Solubility of BaF2 will not change in changing temperature. Assertion : Solubility product of BaF2 will increase on dilution. Reason : Solubility of BaF2 will not change in changing temperature. November 18, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level [...]
Assertion Solubility of sparingly soluble salt decreases due to common ion effect. Reason Solubility product constant does not depend on common ion effect.
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Nov
Assertion Solubility of sparingly soluble salt decreases due to common ion effect. Reason Solubility product constant does not depend on common ion effect. Assertion Solubility of sparingly soluble salt decreases due to common ion effect. Reason Solubility product constant does not depend on common ion effect. November 18, 2020 Category: Chapter 6 - Ionic Equilibrium [...]
Assertion Sparingly soluble salts AB and XY2 with the same solubility product, will have different solubility. Reason Solubility of sparingly soluble salt depend upon solubility product.
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Nov
Assertion Sparingly soluble salts AB and XY2 with the same solubility product, will have different solubility. Reason Solubility of sparingly soluble salt depend upon solubility product. Assertion Sparingly soluble salts AB and XY2 with the same solubility product will have different solubility. Reason Solubility of sparingly soluble salt depend upon solubility product. November [...]
Statement 1 : In an acid-basic titration involving a strong base and a weak acid, methyl orange can be used as an indicator. Statement 2 : Methyl red changes its colour in the pH range 4.2 to 6.3.
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Nov
Statement 1 : In an acid-basic titration involving a strong base and a weak acid, methyl orange can be used as an indicator. Statement 2 : Methyl red changes its colour in the pH range 4.2 to 6.3. methyl orange can be used as an indicator. Statement 2 : Methyl red changes its colour in [...]
Statement 1 : When 0.1 m weak diprotic acid h2a dissociates with its dissociated constant ka1 = 10^3, then Ka2 = 10^8, then A^2- is almost equal to 10^3 M. Statement 2 : Since Ka2
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Nov
Statement 1 : When 0.1 m weak diprotic acid h2a dissociates with its dissociated constant ka1 = 10^3, then Ka2 = 10^8, then A^2- is almost equal to 10^3 M. Statement 2 : Since Ka2 Statement 1 : When 0.1 m weak diprotic acid h2a dissociates with its dissociated constant ka1 = 10^3 then A^2- [...]
Assertion : In a titration of weak acid with strong base, the pH at the half equivalence point is pKa Reason : At half equivalence point, it will form acidic buffer at it’s maximum capacity where [acid] = [salt]
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Nov
Assertion : In a titration of weak acid with strong base, the pH at the half equivalence point is pKa Reason : At half equivalence point, it will form acidic buffer at it’s maximum capacity where [acid] = [salt] Assertion : In a titration of weak acid with strong base it will form acidic buffer [...]
Statement-1: pH value of acidic buffer solution changes , If buffer solution is diluted up to very large extent. Statement-2: [H+] decreases due to change in concentration as well as α increases and decreases in concentration is more as compared to increases in α .
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Nov
Statement-1: pH value of acidic buffer solution changes , If buffer solution is diluted up to very large extent. Statement-2: [H+] decreases due to change in concentration as well as α increases and decreases in concentration is more as compared to increases in α . Statement-1: pH value of acidic buffer solution changes To what [...]
What is the concentration of CH3COOH(aq.) in a solution prepared by dissolving 0.01 mole of NH+4CH3COO− in 1 L H2O? [Ka(CH3COOH)=1.8×10^−5),Kb(NH4OH)=1.8×10^−5]
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Nov
What is the concentration of CH3COOH(aq.) in a solution prepared by dissolving 0.01 mole of NH+4CH3COO− in 1 L H2O? [Ka(CH3COOH)=1.8×10^−5),Kb(NH4OH)=1.8×10^−5] Kb(NH4OH)=1.8×10^−5] What is the concentration of CH3COOH(aq.) in a solution prepared by dissolving 0.01 mole of NH+4CH3COO− in 1 L H2O? [Ka(CH3COOH)=1.8×10^−5) November 18, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and [...]
Calcium lactate is a salt of weal organic acid and strong base represented as Ca(LaC)2. A saturated solution of Ca(LaC)2 contains 0.6 mole in 2 litre solution. pOH of solution is 5.60. If 90% dissociation of the salt takes place then what is pKa of lactic acid?
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Nov
Calcium lactate is a salt of weal organic acid and strong base represented as Ca(LaC)2. A saturated solution of Ca(LaC)2 contains 0.6 mole in 2 litre solution. pOH of solution is 5.60. If 90% dissociation of the salt takes place then what is pKa of lactic acid? To what volume of 10 litre of 0.5 [...]